<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>调试</title>    <style>        .search_box  span{float: left;display: inline-block;height: 40px;border: 1px solid}        .search_box input{border: 0 none;}        .search_box .span1{width: 150px;position: relative;}        .search_box .input{height: 20px;width: 140px;padding: 10px 5px;position: absolute;top: 0;}        .search_box .button{height: 40px;font: normal 18px/40px "微软雅黑";}    </style></head><body><div class="search_box">        <span class="span1">            <input type="text" class="input">        </span>    <span class="span2">            <input type="button" value="搜索"  class="button">        </span></div></body></html>